Beijing Jiaotong University is a national key university under the direct administration of the Ministry of Education and now is jointly supported by the Ministry of Education, the China Railway Corporation and Beijing Municipal Government. BJTU is one of the first universities selected into the “National 211 Project” and the “985 Innovative Platforms for Key Disciplines Project”, one of the first institutions authorised to confer Master’s and Doctoral degrees. BJTU, as the leading organisation, has established the Collaborative Innovation Centre for Rail Transit Safety, which is one of the first 14 collaborative centres selected by the Chinese government into the “National 2011 Projects”. In 2017, BJTU was selected into the “Double First-Class” National Initiative. BJTU will surround the advantaged disciplines and focus on building “Smart Transportation” as a world-class discipline.

BJTU has the East and West campuses in Haidian District with total area of nearly 67 hectares. In September 2015, the Weihai Campus of BJTU in Weihai, Shandong Province came into service. In 2019, a comprehensive R & D experimental base for coastal rail transit of Beijing Jiaotong University was built in Huanghua City, Hebei Province. Tangshan Research Institute was established in Tangshan City, Hebei Province to build a demonstration area for technology research and development, achievement transformation and international education and training.In January 2022, Weihai Institute of Beijing Jiaotong University was set up in Nanhai, Weihai. All campuses have complete teaching and research facilities and beautiful environments.

Weihai campus is invited by Weihai Municipal People's government. In order to adapt to the development of National Blue Economic Zone and the need of further building a perfect regional national education system, it carries out high-level and international education in Nanhai New Area of Weihai with the mode of “building a nest to attract Phoenix”. On November 26, 2013, Weihai Municipal People's government and Beijing Jiaotong University signed the “strategic cooperation agreement between Weihai Municipal People's government and Beijing Jiaotong University”. And on September 28, 2014, the two sides signed an agreement on the establishment and co construction of Weihai International College of Beijing Jiaotong University. Weihai City provides 74.1 hectares of land for the overall planning and construction of Weihai campus, and is equipped with basic school running equipment. The planned total building area is 226000 square meters, which is completed in two phases.

Beijing Jiaotong University attaches great importance to the development and construction of Weihai campus, taking Weihai campus as the main position of Sino foreign cooperation in running schools, the training base for international teaching staff, the experimental area for comprehensive reform of the University and the demonstration area for serving the local economic and social development. On April 19, 2015, the Ministry of Education officially approved the construction of Weihai Campus of Beijing Jiaotong University, and began to recruit students in the same year. On December 18, 2015, the Weihai municipal organization preparation committee approved Beijing Jiaotong University to establish a public institution - Beijing Jiaotong University (Weihai). In 2016, the National Physics Experiment Teaching Demonstration Center (Weihai) was launched into Weihai campus, and was awarded the “science popularization education base” in Weihai in September. In 2017, it was awarded as the core socialist value practice education base for minors in Weihai City, and the comprehensive practice base of Wendeng District primary and secondary schools in 2018 and Shandong science popularization education base in 2019. The teaching demonstration center not only serves the teaching needs of various majors in the campus, but also is open and shared with the society.

Weihai campus is characterized by Sino foreign cooperation in running schools. In January 2015, the undergraduate education project of information management and information system specialty jointly held by Beijing Jiaotong University and Rochester Institute of technology was approved by the Ministry of education. In September, the students of this specialty entered the campus as the first batch of students in Weihai campus. In 2018, the project successfully passed the teaching evaluation organized by the Ministry of education, and the extension has been approved by the Ministry of education until December 31, 2027.

On September 17th, 2015, Beijing Jiaotong University signed an agreement with Lancaster University of the UK on the co-construction of Lancaster University College of Beijing Jiaotong University. The project has been included in the achievements of the high-level human cultural exchange mechanism between China and the UK. The preparation of the college has been highly valued and strongly supported by the relevant departments of the two governments. The University of Lancaster University of Beijing Jiaotong University is located in Weihai campus, including communication engineering, accounting, computer science and technology, business management, environmental engineering and digital media art. In may2019, Lancaster University College of Beijing Jiaotong University successfully passed the on-site evaluation of Chinese foreign cooperative school running by the Ministry of education, and obtained the five-year exemption period for cooperative running. In 2021, the extension of school running was approved by the Ministry of education until December 31, 2029.

In 2019, the further education rate of the first undergraduates in Weihai campus is 83.96%, 20% of whom enrolled in the top 50 universities on the QS World University Rankings. In 2020, the further education rate is 68.85%, 21.64% of the students entering the top 50 universities on the QS World University Rankings.The further education rate of 2021 undergraduates is 78.06%, of which 21.94% are enrolled in the top 50 universities in the 2022 QS World University Rankings. 

The multicultural atmosphere, collegiate system and association construction in campus ensure the education mechanism of all staff involving, and guarantee the inheritance and innovation of school motto “Knowing & Doing”. 

Weihai campus has 13 offices: Campus President’s Office, CPC Committee Office, Office of Student Affairs and Services, Office of Academic Affairs, Office of Human Resources, Office of State-owned Assets Administration, Laboratory Centre, Office of Financial Affairs, Office of Teaching Development and International Services, Office of Campus Services, Office of External Engagement and Training, Information Technology Centre, Library. By June 2022, there are totally 141 employees in Weihai campus. 

“Think of the source while drinking the water, love the country and honor the alma mater.” Now, adhering to the university motto of “knowing and doing”, Weihai Campus shoulders a new mission and is serving the development of Weihai's international “exquisite city” with a more pioneering spirit and the construction goal of “world-class university with distinctive characteristics”.

北京交通大学是教育部直属，教育部、交通运输部、北京市人民政府和中国国家铁路集团有限公司共建的全国重点大学，“211工程”“985工程优势学科创新平台”项目建设高校。学校牵头的“2011计划”“轨道交通安全协同创新中心”是国家首批14个认定的协同创新中心之一。学校是国家首批“双一流”建设高校，首轮建设任务已顺利完成，“智慧交通”一流学科领域建设得到评审专家高度评价。

学校在被称为“学府胜地”的北京市海淀区建有东西两个校区，总面积近1000亩，建筑面积100余万平方米。2015年9月，位于山东省威海市的威海校区正式投入使用。2019年，学校在河北省黄骅市建设北京交通大学海滨轨道交通综合研发实验基地，占地面积233亩；在河北省唐山市成立唐山研究院，着力打造技术研发、成果转化以及国际教育培训的示范区；2022年1月，北京交通大学威海研究院在威海南海新区成立。学校各校区均具有完善的教学、科研设施，校园环境优美。

威海校区是应威海市人民政府盛邀，为适应国家蓝色经济区的发展及进一步构建完善的区域内国民教育体系需求，以“筑巢引凤”模式，在威海南海新区开展高层次、国际化办学。2013年11月26日，威海市人民政府与北京交通大学签订了“威海市人民政府与北京交通大学战略合作协议”。2014年9月28日，双方又签订了“关于设立并共建北京交通大学威海国际学院的协议”。威海市提供用地74.1公顷，整体规划和建设威海校区，并配备基础办学设备，规划总建筑面积22.6万平方米，分两期完成。

北京交通大学高度重视威海校区发展建设，把威海校区作为学校中外合作办学的主阵地，国际化师资队伍的培养实训基地，学校综合改革的试验区以及服务地方区域经济社会发展的示范区。2015年4月19日，教育部正式批复北京交通大学建设威海校区，同年开始招生。2015年12月18日，威海市机构编制委员会核准北京交通大学在威海成立事业法人单位——北京交通大学（威海）。2016年，国家级物理实验教学示范中心（威海）落地威海校区，9月获颁威海市“科普教育基地”，2017年被评为威海市未成年人社会主义核心价值观实践教育基地，2018年被评为文登中小学综合实践基地，2019年被评为山东省科普教育基地。教学示范中心不仅服务于校区各专业教学需求，还向社会开放和共享。

威海校区以中外合作办学为特色，2015年1月，北京交通大学与美国罗切斯特理工学院合作举办的“信息管理与信息系统专业本科教育项目”获得教育部批准，9月该专业学生作为威海校区首批学生进驻校区。2018年项目顺利通过教育部组织的教学评估，办学延期已获教育部批准至2027年12月31日。

2015年9月17日，北京交通大学与英国兰卡斯特大学签署了关于共建北京交通大学兰卡斯特大学学院协议，该项目已纳入中英高级别人文交流机制成果，学院筹建工作得到了两国政府有关部门的高度重视和大力支持。北京交通大学兰卡斯特大学学院办学地点设在威海校区，包含通信工程专业、会计学、计算机科学与技术专业、工商管理专业、环境工程专业、数字媒体艺术专业。2019年5月，“北京交通大学兰卡斯特大学学院”顺利通过教育部中外合作办学现场评估，获得5年合作办学免检期。2021年，办学延期已获教育部批准至2029年12月31日。

2019年，威海校区首届本科毕业生深造率83.96%， 20%的学生入读QS世界大学排行榜前50的名校。2020年本科毕业生深造率68.85%，21.64%的学生入读QS世界大学排行榜前50的名校。2021年本科毕业生深造率78.06%， 其中21.94%的学生入读2022QS世界大学排行榜前50的名校。校区的多元文化氛围和书院制管理和党团建设，有力保障了全员育人机制和“知行”校训传承和创新。

威海校区下设校区办公室、党群工作部、学生发展与服务部、教学事务部、人力资源部、国有资产管理部、实验中心、计划与财务部、教师发展于全球事务部、后勤服务与保障部、外联与培训部、信息中心、图书馆13个部门。截至2022年6月，威海校区在职人员141人。

“饮水思源，爱国荣校”。如今，威海校区秉承“知行”校训，肩负新的使命，正以更加开拓进取的精神服务于威海的国际化“精致城市”发展，服务于学校的“特色鲜明世界一流大学”建设目标。